Tanguisson Point, Guam

Tanguisson Point, Guam is a submarine cable landing point in Guam (coordinates 13.5436°, 144.8124°). It serves 6 submarine cable systems, making it a significant node in Guam's international connectivity infrastructure.

Connected submarine cables

Operators landing at Tanguisson Point, Guam

Cables landing at Tanguisson Point, Guam are operated by 23 distinct consortium partners and carriers, including AT&T, BT, Bharti Airtel, Eastern Telecom, Ezecom, Globe Telecom, Google, Indosat Ooredoo, NTT, National Telecom, and 13 others. Each cable is typically jointly owned by a consortium of tier-one carriers and hyperscale operators who share construction costs and capacity; the operator mix reflects both regional incumbents and global players with interest in the routes served by this landing point.

Connectivity profile

From Tanguisson Point, Guam, international traffic can reach 15 countries through 6 cable systems. Destinations include Australia, Brunei, Chile, China, French Polynesia, Guam, Japan, Malaysia and 7 more. With multiple redundant paths, traffic at this landing point can reroute through alternative cables if any single system experiences an outage.

Monitoring status

GeoCables recorded 5 monitoring events on cables serving Tanguisson Point, Guam in the past 90 days. Our monitoring network continuously samples latency from external probes to targets reachable via these cables.

About the cables

• Halaihai (2027) — Halaihai is an intercontinental submarine cable system connecting Oceania and South America, with 5 landing points across 4 countries including Tahiti Iti, French Polynesia, Tahiti Nui, French Polynesia, Tanguisson Point, Guam, Tinian, Northern Mariana Islands and others. Read more →
• Proa (2026) — Proa is a cross-regional submarine cable connecting Japan, Guam, Northern Mariana Islands. Its 3 landing points at Shima, Tanguisson Point, Tinian bridge the networks of East Asia, Oceania, providing an important path for international data traffic. Read more →
• TPU (2026) — TPU is a cross-regional submarine cable connecting Philippines, Taiwan, United States, Guam, Northern Mariana Islands. Its 5 landing points at Claveria, Dawu, Eureka, Tanguisson Point, Tinian bridge the networks of Southeast Asia, East Asia, North America, providing an important path for international data traffic. Read more →
• Asia-America Gateway (AAG) Cable System (2009) — Asia-America Gateway (AAG) Cable System is a major intercontinental submarine cable system spanning 9 countries across Southeast Asia, North America, East Asia. With 10 landing points — including Changi North, Keawaula, La Union, Lantau Island, Mersing, and 5 more — it forms one of the backbone links carrying international internet traffic between continents. Read more →
• Australia-Japan Cable (AJC) (2001) — Australia-Japan Cable (AJC) is a cross-regional submarine cable connecting Japan, Australia, Guam. Its 6 landing points at Maruyama, Oxford Falls, Paddington, Shima, Tanguisson Point, and 1 more bridge the networks of East Asia, Oceania, providing an important path for international data traffic. Read more →
• Mariana-Guam Cable (1997) — Mariana-Guam Cable is a point-to-point submarine cable linking Northern Mariana Islands and Guam. Landing at Rota, Saipan, Tanguisson Point, Tinian, it provides a direct fiber-optic path between the two countries, serving as both a primary data route and a redundancy option for neighboring cable systems. Read more →

Submarine cable data from TeleGeography. Monitoring metrics updated continuously by GeoCables.